do
init_gtk
- win = new GtkWindow(0)
+ win = new GtkWindow(new GtkWindowType.toplevel)
+ win.connect_destroy_signal_to_quit
- container = new GtkGrid(5, 5, true)
- win.add(container)
+ container = new GtkGrid
+ win.add container
lbl_disp = new GtkLabel("_")
container.attach(lbl_disp, 0, 0, 5, 1)